Concrete construction jig for holding plumbing



FIG. 1 is a perspective view of a concrete construction jig for holding plumbing, the broken lines showing plumbing and bands are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a side elevational view of the concrete construction jig for holding plumbing of FIG. 1, the opposite side therefrom being the same;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is an end elevational view taken from the left ends of FIGS. 2-4; and,

FIG. 6 is an end elevational view taken from the right ends of FIGS. 2-4. 

The ornamental design for a concrete construction jig for holding plumbing, as shown and described. 